A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 5999-00-243-2552
NSN 4140-01-323-4279
NSN 6110-01-190-5157
NSN 5950-01-379-0976
NSN 6130-01-398-4977
NSN 5925-00-802-8626
NSN 5905-01-177-9473
NSN 6150-01-160-3716
NSN 5855-00-862-3345
NSN 6320-01-558-8844
NSN 6150-00-866-9404
NSN 5925-00-402-7768